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Subject: Re: [f2fs-dev] [PATCH v3] f2fs: reduce stack memory cost by using
 bitfield in struct f2fs_io_info
From:   patchwork-bot+f2fs@kernel.org
Message-Id: <167565481942.5323.508420128518769085.git-patchwork-notify@kernel.org>
Date:   Mon, 06 Feb 2023 03:40:19 +0000
References: <20230202070456.3497513-1-chao@kernel.org>
In-Reply-To: <20230202070456.3497513-1-chao@kernel.org>
To:     Chao Yu <chao@kernel.org>
Cc:     jaegeuk@kernel.org, nathan@kernel.org,
        linux-kernel@vger.kernel.org,
        linux-f2fs-devel@lists.sourceforge.net
Precedence: bulk

Hello:

This patch was applied to jaegeuk/f2fs.git (dev)
by Jaegeuk Kim <jaegeuk@kernel.org>:

On Thu,  2 Feb 2023 15:04:56 +0800 you wrote:
> This patch tries to use bitfield in struct f2fs_io_info to improve
> memory usage.
> 
> struct f2fs_io_info {
> ...
> 	unsigned int need_lock:8;	/* indicate we need to lock cp_rwsem */
> 	unsigned int version:8;		/* version of the node */
> 	unsigned int submitted:1;	/* indicate IO submission */
> 	unsigned int in_list:1;		/* indicate fio is in io_list */
> 	unsigned int is_por:1;		/* indicate IO is from recovery or not */
> 	unsigned int retry:1;		/* need to reallocate block address */
> 	unsigned int encrypted:1;	/* indicate file is encrypted */
> 	unsigned int post_read:1;	/* require post read */
> ...
> };
> 
> [...]

Here is the summary with links:
  - [f2fs-dev,v3] f2fs: reduce stack memory cost by using bitfield in struct f2fs_io_info
    https://git.kernel.org/jaegeuk/f2fs/c/2eae077e6e46

You are awesome, thank you!
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